Chevy Corvette Stingray Convertible Boosted to 621 HP by O.CT Tuning

Engine tuning specialist O.CT Tuning has unveiled an aftermarket upgrade program for the Corvette Stingray Convertible. In stock form, the Vette’s 6.2-liter supercharged V8 is rated at 455 hp and 460 lb-ft of torque. In partnership with Edelbrock, O.CT Tuning now gives owners the chance to boost output to 621 hp and 612 lb-ft of torque (which is almost Z06 levels of power) thanks to a remapped ECU, bespoke compressor kit, and modified intercooler. Other optional goodies include 22-inch alloys and a stainless-steel exhaust with valve control.